Manual vacuum filtration container for liquid specimens



FIG. 1 is a front perspective view of a manual vacuum filtration container showing my new design;

FIG. 2 is a front elevational view thereof, the rear being a mirror image;

FIG. 3 is a top plan view thereof, and;

FIG. 4 is a bottom plan view thereof. 

The ornamental design for manual vacuum filtration container for liquid specimens, as shown and described. 